2to3: Stop using 2to3 and remove the tools/py3tool.py file.

The same code base now supports python versions 2.6-2.7 and 3.2-3.3.

Closes #3247.

1 files changed, 1 insertions, 28 deletions

diff --git a/setup.py b/setup.py
index 457a6e034..6989a7a97 100755
--- a/setup.py
+++ b/setup.py
@@ -154,34 +154,7 @@ def configuration(parent_package='',top_path=None):
 
 def setup_package():
 
-    # Perform 2to3 if needed
-    local_path = os.path.dirname(os.path.abspath(sys.argv[0]))
-    src_path = local_path
-
-    if sys.version_info[0] == 3:
-        src_path = os.path.join(local_path, 'build', 'py3k')
-        sys.path.insert(0, os.path.join(local_path, 'tools'))
-        import py3tool
-        print("Converting to Python3 via 2to3...")
-        py3tool.sync_2to3('numpy', os.path.join(src_path, 'numpy'))
-
-        site_cfg = os.path.join(local_path, 'site.cfg')
-        if os.path.isfile(site_cfg):
-            shutil.copy(site_cfg, src_path)
-
-        # Ugly hack to make pip work with Python 3, see #1857.
-        # Explanation: pip messes with __file__ which interacts badly with the
-        # change in directory due to the 2to3 conversion.  Therefore we restore
-        # __file__ to what it would have been otherwise.
-        global __file__
-        __file__ = os.path.join(os.curdir, os.path.basename(__file__))
-        if '--egg-base' in sys.argv:
-            # Change pip-egg-info entry to absolute path, so pip can find it
-            # after changing directory.
-            idx = sys.argv.index('--egg-base')
-            if sys.argv[idx + 1] == 'pip-egg-info':
-                sys.argv[idx + 1] = os.path.join(local_path, 'pip-egg-info')
-
+    src_path = os.path.dirname(os.path.abspath(sys.argv[0]))
     old_path = os.getcwd()
     os.chdir(src_path)
     sys.path.insert(0, src_path)